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2014 Global Temperatures


StudentOfClimatology

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Why is UAH lower than GISS?

 

Because of the faux NINA we had.

 

Out of the last 46 months. 

40 have been enso negative.

  6 have been enso positive

17 have been classified NINA.

0 have been classified NINA

 

 

 

Concerning 2013-14:

 

Since December of 2012 every ONI monthly update has been negative.

 

A peak negative from December of 2013 to now has been: -0.4, -0.6, -0.6, -0.5.

 

UAH shows in 2014 the tropics being mostly below normal.

 

Obviously that means the entire lower troposphere over the tropics was below normal.  That is a large area to blend together spatially versus a surface area chart.

 

Hence why UAH lags GISS in this regard.  Land temps in the NH and the arctic have been driving the GISS and NCDC warmth.

 

 

The global, hemispheric, and tropical LT anomalies from the 30-year (1981-2010) average for the last 16 months are:

YR MON GLOBAL NH SH TROPICS
2013 1 +0.497 +0.517 +0.478 +0.386
2013 2 +0.203 +0.372 +0.033 +0.195
2013 3 +0.200 +0.333 +0.067 +0.243
2013 4 +0.114 +0.128 +0.101 +0.165
2013 5 +0.082 +0.180 -0.015 +0.112
2013 6 +0.295 +0.335 +0.255 +0.220
2013 7 +0.173 +0.134 +0.211 +0.074
2013 8 +0.158 +0.111 +0.206 +0.009
2013 9 +0.365 +0.339 +0.390 +0.190
2013 10 +0.290 +0.331 +0.249 +0.031
2013 11 +0.193 +0.160 +0.226 +0.020
2013 12 +0.266 +0.272 +0.260 +0.057
2014 1 +0.291 +0.387 +0.194 -0.029
2014 2 +0.170 +0.320 +0.020 -0.103
2014 3 +0.170 +0.337 +0.002 -0.001
2014 4 +0.190 +0.359 +0.020 +0.092

 

 

 

It's not going to stay like this for much longer.  UAH is going to start putting up large anomalies and probably record breaking monthlies from Aug/Sept onward.

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Why is UAH lower than GISS?

 

Because of the faux NINA we had.

 

Out of the last 46 months. 

40 have been enso negative.

  6 have been enso positive

17 have been classified NINA.

0 have been classified NINA

 

 

It's not going to stay like this for much longer.  UAH is going to start putting up large anomalies and probably record breaking monthlies from Aug/Sept onward.

 

That doesn't really explain it when making the comparisons to 1997, though. 1997 was also following a prolonged weak -ENSO period (21 straight tri-monthlies with -ENSO ONI), and yet GISS was not nearly so much warmer than UAH through April 1997 as it has been in 2014.

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"The combined average temperature over global land and ocean surfaces for April 2014 tied with 2010 as the highest on record for the month, at 0.77°C (1.39°F) above the 20th century average of 13.7°C (56.7°F)."

https://www.ncdc.noaa.gov/sotc/global/2014/4

Through April NCDC and GISS are both the 6th warmest years on record.  Solid chance for a record on both this year.

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Through April NCDC and GISS are both the 6th warmest years on record.  Solid chance for a record on both this year.

 

That speaks volumes to how much global temps have warmed recently in the SON period.  Because both are only 0.01C below the yearly records but only running 6th warmest so far.

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That speaks volumes to how much global temps have warmed recently in the SON period.  Because both are only 0.01C below the yearly records but only running 6th warmest so far.

Since 1984 (30 years), we've warmed at an annual J-D rate of 0.17 C/decade versus the SON period of 0.23 C/decade.

 

Since 1998 (15 years), we've warmed at an annual J-D rate of 0.07 C/decade versus the SON period of 0.16 C/decade.

 

One can speculate that ENSO has less of an impact in the fall, causing the bigger split in the last 15 years.

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Since 1984 (30 years), we've warmed at an annual J-D rate of 0.17 C/decade versus the SON period of 0.23 C/decade.

 

Since 1998 (15 years), we've warmed at an annual J-D rate of 0.07 C/decade versus the SON period of 0.16 C/decade.

 

One can speculate that ENSO has less of an impact in the fall, causing the bigger split in the last 15 years.

 

 

Wow. 

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I don't think it's possible for May 2014 to avoid being the warmest on record. Record global temps should persist until the 30th/31st in conjunction with a -AAO phase. Climate Re-analyzer is 0.65C.

 

 

Looks like our OHC connection is holding pretty strong. 

 

 

Also AMSU channel 6 temps are 3rd warmest on record slightly behind 2003 and 2010 and rising.

 

The entire Lower troposphere is responding.  It won't be long before they are warmest on record.  I would expect UAH to be pumping out big numbers from here on out.

 

 

 

heat_content55-07.png

 

 

Oh and we can't forget arctic amplification season is underway.  What will be the results be? 

 

 

nflwxman posted the recent trends above.

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Looks like our OHC connection is holding pretty strong. 

 

 

Also AMSU channel 6 temps are 3rd warmest on record slightly behind 2003 and 2010 and rising.

 

The entire Lower troposphere is responding.  It won't be long before they are warmest on record.  I would expect UAH to be pumping out big numbers from here on out.

 

Again, in 1997 UAH didn't see major warming until the fall...

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Major, explosive eruption in Indonesia today, latest data suggests the plume is well into the stratosphere despite early reports. I guess we'll see what affect this has on things.

http://www.bom.gov.au/products/IDD41290.shtml

http://www.wired.com/2014/05/explosive-eruption-at-sangeang-api-in-indonesia/

 

 

Interesting...thanks for the update.

 

 

I think this would need to be at least a VEI 5 to have any type of noticeable effect on global temps. It doesn't sound like its that big.

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Here's a more detailed article on today's volcanic eruption. Looks like the plume of ash is at least 12 miles up. Good pictures now coming in.

http://www.dailymail.co.uk/news/article-2644253/Incredible-moment-huge-volcano-erupts-Indonesia-sending-ash-spewing-thousands-feet-sky.html

Whether or not it affects global temperatures remains to be seen. I'm guessing this'll end up being a VE3 scale eruption.

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